Portion of a shoe upper



FIG. 1 is a perspective view of a portion of a show upper showing my new design;

FIG. 2 is a side elevational view thereof;

FIG. 3 is a top plan view thereof; and,

FIG. 4 is a front elevational view.

The broken line showing of the eyelets, the top of the rear lace holding element, and the remainder of the shoe is for illustrative purposes and forms no part of the claimed design. 

The ornamental design for a portion of a shoe upper, as shown and described. 